20865392640

素因数分解:

$2^{13}\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 560

約数和(自身を含む): 78976545120

約数和(自身を除く): 58111152480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 324, 331, 342, 360, 380, 384, 405, 432, 456, 480, 512, 513, 540, 570, 576, 608, 640, 648, 662, 684, 720, 760, 768, 810, 855, 864, 912, 960, 993, 1024, 1026, 1080, 1140, 1152, 1216, 1280, 1296, 1324, 1368, 1440, 1520, 1536, 1539, 1620, 1655, 1710, 1728, 1824, 1920, 1986, 2048, 2052, 2160, 2280, 2304, 2432, 2560, 2565, 2592, 2648, 2736, 2880, 2979, 3040, 3072, 3078, 3240, 3310, 3420, 3456, 3648, 3840, 3972, 4096, 4104, 4320, 4560, 4608, 4864, 4965, 5120, 5130, 5184, 5296, 5472, 5760, 5958, 6080, 6144, 6156, 6289, 6480, 6620, 6840, 6912, 7296, 7680, 7695, 7944, 8192, 8208, 8640, 8937, 9120, 9216, 9728, 9930, 10240, 10260, 10368, 10592, 10944, 11520, 11916, 12160, 12288, 12312, 12578, 12960, 13240, 13680, 13824, 14592, 14895, 15360, 15390, 15888, 16416, 17280, 17874, 18240, 18432, 18867, 19456, 19860, 20480, 20520, 20736, 21184, 21888, 23040, 23832, 24320, 24576, 24624, 25156, 25920, 26480, 26811, 27360, 27648, 29184, 29790, 30720, 30780, 31445, 31776, 32832, 34560, 35748, 36480, 36864, 37734, 38912, 39720, 40960, 41040, 41472, 42368, 43776, 44685, 46080, 47664, 48640, 49248, 50312, 51840, 52960, 53622, 54720, 55296, 56601, 58368, 59580, 61440, 61560, 62890, 63552, 65664, 69120, 71496, 72960, 73728, 75468, 77824, 79440, 82080, 82944, 84736, 87552, 89370, 92160, 94335, 95328, 97280, 98496, 100624, 103680, 105920, 107244, 109440, 110592, 113202, 116736, 119160, 122880, 123120, 125780, 127104, 131328, 134055, 138240, 142992, 145920, 150936, 155648, 158880, 164160, 165888, 169472, 169803, 175104, 178740, 184320, 188670, 190656, 194560, 196992, 201248, 207360, 211840, 214488, 218880, 221184, 226404, 233472, 238320, 246240, 251560, 254208, 262656, 268110, 276480, 283005, 285984, 291840, 301872, 317760, 328320, 331776, 338944, 339606, 350208, 357480, 368640, 377340, 381312, 389120, 393984, 402496, 414720, 423680, 428976, 437760, 452808, 466944, 476640, 492480, 503120, 508416, 509409, 525312, 536220, 552960, 566010, 571968, 583680, 603744, 635520, 656640, 663552, 677888, 679212, 700416, 714960, 754680, 762624, 778240, 787968, 804992, 829440, 847360, 849015, 857952, 875520, 905616, 953280, 984960, 1006240, 1016832, 1018818, 1050624, 1072440, 1105920, 1132020, 1143936, 1167360, 1207488, 1271040, 1313280, 1355776, 1358424, 1400832, 1429920, 1509360, 1525248, 1575936, 1609984, 1658880, 1694720, 1698030, 1715904, 1751040, 1811232, 1906560, 1969920, 2012480, 2033664, 2037636, 2101248, 2144880, 2264040, 2287872, 2334720, 2414976, 2542080, 2547045, 2626560, 2711552, 2716848, 2859840, 3018720, 3050496, 3151872, 3219968, 3317760, 3389440, 3396060, 3431808, 3502080, 3622464, 3813120, 3939840, 4024960, 4067328, 4075272, 4202496, 4289760, 4528080, 4575744, 4829952, 5084160, 5094090, 5253120, 5433696, 5719680, 6037440, 6100992, 6303744, 6439936, 6778880, 6792120, 6863616, 7004160, 7244928, 7626240, 7879680, 8049920, 8134656, 8150544, 8579520, 9056160, 9151488, 9659904, 10168320, 10188180, 10506240, 10867392, 11439360, 12074880, 12201984, 12607488, 12879872, 13557760, 13584240, 13727232, 14489856, 15252480, 15759360, 16099840, 16301088, 17159040, 18112320, 18302976, 19319808, 20336640, 20376360, 21012480, 21734784, 22878720, 24149760, 24403968, 25759744, 27168480, 27454464, 28979712, 30504960, 31518720, 32199680, 32602176, 34318080, 36224640, 36605952, 38639616, 40673280, 40752720, 43469568, 45757440, 48299520, 51519488, 54336960, 54908928, 57959424, 61009920, 63037440, 64399360, 65204352, 68636160, 72449280, 73211904, 77279232, 81505440, 86939136, 91514880, 96599040, 108673920, 109817856, 115918848, 122019840, 128798720, 130408704, 137272320, 144898560, 154558464, 163010880, 173878272, 183029760, 193198080, 217347840, 219635712, 231837696, 257597440, 260817408, 274544640, 289797120, 326021760, 347756544, 366059520, 386396160, 434695680, 463675392, 521634816, 549089280, 579594240, 652043520, 695513088, 772792320, 869391360, 1043269632, 1098178560, 1159188480, 1304087040, 1391026176, 1738782720, 2086539264, 2318376960, 2608174080, 3477565440, 4173078528, 5216348160, 6955130880, 10432696320, 20865392640]

約数ペア:

[(1, 20865392640), (2, 10432696320), (3, 6955130880), (4, 5216348160), (5, 4173078528), (6, 3477565440), (8, 2608174080), (9, 2318376960), (10, 2086539264), (12, 1738782720), (15, 1391026176), (16, 1304087040), (18, 1159188480), (19, 1098178560), (20, 1043269632), (24, 869391360), (27, 772792320), (30, 695513088), (32, 652043520), (36, 579594240), (38, 549089280), (40, 521634816), (45, 463675392), (48, 434695680), (54, 386396160), (57, 366059520), (60, 347756544), (64, 326021760), (72, 289797120), (76, 274544640), (80, 260817408), (81, 257597440), (90, 231837696), (95, 219635712), (96, 217347840), (108, 193198080), (114, 183029760), (120, 173878272), (128, 163010880), (135, 154558464), (144, 144898560), (152, 137272320), (160, 130408704), (162, 128798720), (171, 122019840), (180, 115918848), (190, 109817856), (192, 108673920), (216, 96599040), (228, 91514880), (240, 86939136), (256, 81505440), (270, 77279232), (285, 73211904), (288, 72449280), (304, 68636160), (320, 65204352), (324, 64399360), (331, 63037440), (342, 61009920), (360, 57959424), (380, 54908928), (384, 54336960), (405, 51519488), (432, 48299520), (456, 45757440), (480, 43469568), (512, 40752720), (513, 40673280), (540, 38639616), (570, 36605952), (576, 36224640), (608, 34318080), (640, 32602176), (648, 32199680), (662, 31518720), (684, 30504960), (720, 28979712), (760, 27454464), (768, 27168480), (810, 25759744), (855, 24403968), (864, 24149760), (912, 22878720), (960, 21734784), (993, 21012480), (1024, 20376360), (1026, 20336640), (1080, 19319808), (1140, 18302976), (1152, 18112320), (1216, 17159040), (1280, 16301088), (1296, 16099840), (1324, 15759360), (1368, 15252480), (1440, 14489856), (1520, 13727232), (1536, 13584240), (1539, 13557760), (1620, 12879872), (1655, 12607488), (1710, 12201984), (1728, 12074880), (1824, 11439360), (1920, 10867392), (1986, 10506240), (2048, 10188180), (2052, 10168320), (2160, 9659904), (2280, 9151488), (2304, 9056160), (2432, 8579520), (2560, 8150544), (2565, 8134656), (2592, 8049920), (2648, 7879680), (2736, 7626240), (2880, 7244928), (2979, 7004160), (3040, 6863616), (3072, 6792120), (3078, 6778880), (3240, 6439936), (3310, 6303744), (3420, 6100992), (3456, 6037440), (3648, 5719680), (3840, 5433696), (3972, 5253120), (4096, 5094090), (4104, 5084160), (4320, 4829952), (4560, 4575744), (4608, 4528080), (4864, 4289760), (4965, 4202496), (5120, 4075272), (5130, 4067328), (5184, 4024960), (5296, 3939840), (5472, 3813120), (5760, 3622464), (5958, 3502080), (6080, 3431808), (6144, 3396060), (6156, 3389440), (6289, 3317760), (6480, 3219968), (6620, 3151872), (6840, 3050496), (6912, 3018720), (7296, 2859840), (7680, 2716848), (7695, 2711552), (7944, 2626560), (8192, 2547045), (8208, 2542080), (8640, 2414976), (8937, 2334720), (9120, 2287872), (9216, 2264040), (9728, 2144880), (9930, 2101248), (10240, 2037636), (10260, 2033664), (10368, 2012480), (10592, 1969920), (10944, 1906560), (11520, 1811232), (11916, 1751040), (12160, 1715904), (12288, 1698030), (12312, 1694720), (12578, 1658880), (12960, 1609984), (13240, 1575936), (13680, 1525248), (13824, 1509360), (14592, 1429920), (14895, 1400832), (15360, 1358424), (15390, 1355776), (15888, 1313280), (16416, 1271040), (17280, 1207488), (17874, 1167360), (18240, 1143936), (18432, 1132020), (18867, 1105920), (19456, 1072440), (19860, 1050624), (20480, 1018818), (20520, 1016832), (20736, 1006240), (21184, 984960), (21888, 953280), (23040, 905616), (23832, 875520), (24320, 857952), (24576, 849015), (24624, 847360), (25156, 829440), (25920, 804992), (26480, 787968), (26811, 778240), (27360, 762624), (27648, 754680), (29184, 714960), (29790, 700416), (30720, 679212), (30780, 677888), (31445, 663552), (31776, 656640), (32832, 635520), (34560, 603744), (35748, 583680), (36480, 571968), (36864, 566010), (37734, 552960), (38912, 536220), (39720, 525312), (40960, 509409), (41040, 508416), (41472, 503120), (42368, 492480), (43776, 476640), (44685, 466944), (46080, 452808), (47664, 437760), (48640, 428976), (49248, 423680), (50312, 414720), (51840, 402496), (52960, 393984), (53622, 389120), (54720, 381312), (55296, 377340), (56601, 368640), (58368, 357480), (59580, 350208), (61440, 339606), (61560, 338944), (62890, 331776), (63552, 328320), (65664, 317760), (69120, 301872), (71496, 291840), (72960, 285984), (73728, 283005), (75468, 276480), (77824, 268110), (79440, 262656), (82080, 254208), (82944, 251560), (84736, 246240), (87552, 238320), (89370, 233472), (92160, 226404), (94335, 221184), (95328, 218880), (97280, 214488), (98496, 211840), (100624, 207360), (103680, 201248), (105920, 196992), (107244, 194560), (109440, 190656), (110592, 188670), (113202, 184320), (116736, 178740), (119160, 175104), (122880, 169803), (123120, 169472), (125780, 165888), (127104, 164160), (131328, 158880), (134055, 155648), (138240, 150936), (142992, 145920)]